The FAO estimates that around one third of all food produced worldwide is not consumed, which represents around 1.3 billion tons per year, and is wasted throughout the whole food chain, from farmers to consumers.

Overview. Control of pain remains a challenge for medicine. Melatonin, known for its role in circadian regulation, also has antioxidant and anti-inflammatory actions and has been suggested to have analgesic effects in a range of pain syndromes.

Wound healing and cancer metastasis share common early signalling pathways that have led to the hypothesis that tumours are “wounds that do not heal”, a phrase first coined by Virchow in the 19th century.